Home / 662,711.40-994,196.70-283,631.40

Finding the Fourth Proportional to 662,711.40, 994,196.70 and 283,631.40

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Solution

The fourth proportional to 662,711.40, 994,196.70 and 283,631.40 is: 425,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,711.40 : 994,196.70 = 283,631.40 : x
  2. Step 2: Convert to fraction form
    662,711.40/994,196.70 = 283,631.40/x
  3. Step 3: Cross multiply
    662,711.40x = 994,196.70 × 283,631.40
  4. Step 4: Simplify right side
    662,711.40x = 281,985,401,896.38
  5. Step 5: Solve for x
    x = 281,985,401,896.38/662,711.40
  6. Step 6: Final answer
    x = 425,502.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.